When you buy peptides from an unregulated source, you have no idea what youre actually injecting
I add it to my supplement routine
Skin Tone and Pigmentation Reduction Glutathione inhibits tyrosinase, the enzyme that triggers melanin production, which makes it a clinically studied option for hyperpigmentation and uneven skin tone
However, the bioavailability of oral glutathione is lower than that of injections, meaning it may take longer to see noticeable results
Safety Considerations and Who Should Discuss GHK-Cu with a Provider GHK-Cu is not FDA-approved for any indication, and safety data in humans is minimal
Lan H, Su Y, Liu Y, Deng C, Wang J, Chen T, et al